root/chrome/common/extensions/api/

[..]
  1. bluetooth/
  2. commands/
  3. extension_action/
  4. extension_api_unittest.cc
  5. file_browser_handlers/
  6. file_handlers/
  7. i18n/
  8. identity/
  9. input_ime/
  10. managed_mode_private/
  11. media_galleries_private/
  12. networking_private/
  13. omnibox/
  14. plugins/
  15. speech/
  16. spellcheck/
  17. storage/
  18. system_indicator/
  19. url_handlers/
  20. webstore/
[..]